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Finding the Fourth Proportional to 264,976.92, 396,546.84 and 253,954.44

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Solution

The fourth proportional to 264,976.92, 396,546.84 and 253,954.44 is: 380,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,976.92 : 396,546.84 = 253,954.44 : x
  2. Step 2: Convert to fraction form
    264,976.92/396,546.84 = 253,954.44/x
  3. Step 3: Cross multiply
    264,976.92x = 396,546.84 × 253,954.44
  4. Step 4: Simplify right side
    264,976.92x = 100,704,830,685.97
  5. Step 5: Solve for x
    x = 100,704,830,685.97/264,976.92
  6. Step 6: Final answer
    x = 380,051.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.